To obtain extra wide steel sheet for automobile use experiments were conducted on laser welding of deep drawing steel sheet.
为拼接超宽汽车用板，对深冲钢板进行了激光焊接试验研究。
It has been a significant tendency due to the requirement of saving automobile weight, that aluminum alloy sheet instead of steel sheet is used for material of automobile body panels.
由于汽车在减重方面的要求，用铝合金板材代替钢板制造汽车覆盖件已是当前汽车行业的重要发展趋势之一。
The present status and development trend of sheet steel and special steel for automobile industry are reviewed in this paper.
叙评了汽车工业用板材及特殊钢的现状和发展趋势。
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